Meet Mapeker Rapid Set Flex, your go-to tile adhesive for all your tiling projects! This versatile grey adhesive is perfect for porcelain, ceramic, and non-moisture sensitive natural stone, setting in just 2-3 hours and ready to grout in 3. Whether you’re working on interior or exterior walls and floors, dealing with underfloor heating, or even using plywood overboard, this adhesive has got you covered.